Evidence row 2533771

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/iDPdiK"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d98b7c9c-9e52-41d4-8fd1-a8f0d3e74dfe/.well-known/agent-card.json"
    ]
  ],
  "name": "Hiampon",
  "owner_address": "0xef3bd5d1677f342acafc4cc070a3e3887a9f4ca1",
  "raw": {
    "agent_id": "161264",
    "agent_uri": "https://centralcity.ai/a/iDPdiK",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hiampon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/iDPdiK",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hiampon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d98b7c9c-9e52-41d4-8fd1-a8f0d3e74dfe/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/iDPdiK",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T05:38:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hiampon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/iDPdiK"
}

What the leaf hashes

{"body":"29830e5e875c178205f6ecb140675b0643f5793f77a816f19e18b1d0c4b81b9f","id":2533771,"kind":"listing","method":"sync.erc8004/1","observed_us":1793684324011280,"prev":null,"subject":"erc8004:5042:161264","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xb510b6f296ad8e3bab387ab16855f50e8efb641962b19d55bcf05673bded1105
2. 0x9e6bc3c504d162e1fc5445a19647ea7863db1183ac8166491a6df8e600e2bb2e
3. 0x3348bde1342e3be522249103e4203eb56b6d25bf99105d25f459c9e70b34ed2d
4. 0x4d1f73397129c67a78a18aa14fc25ffdf1ce4fd49050c2ddae0086d661c61163
5. 0x8a16dae9c6d7e99639606ae00696b3f55d797ecef1854833b86bd0274cacdf6b
6. 0xd7ed244653546493d1d3f1331bdb218473122706a429d371c716ecfbc449b153
7. 0x01fb415f4f6a3aa6808a1a31a8f2221ab49e24e3f9f23d6e59184966551dc4e5
8. 0xf2093825e92590d22db6e4abf4425692586daec446fcfbab154a8f310dcf6623
9. 0xebd583004a1eae5690063823acea09a915e85dd6a744b4f5582ed286c91bb0be
10. 0x59ac08261e13dd04c8b31e9422f92862ed6d43b4ce239b27082f39fbbea7c718
11. 0x213f2d17466874a0900371521fc8276b5b5ce7c69723df9663e06ac2849e8713
12. 0x007ad4f9268ae223334ac043ba8869550520e010b202e7ea881bc3f7d4f0e38e
13. 0x21bb4f528bdd235a77e2f1802b439572aadfc1f1e65d2605dfa0bdcb481e4d28
14. 0x1114468556630d3a65d038b1ce5fa0e558d58422878e6b91ce8c3b87e06fafef
15. 0xc0bea6c8a0da854513562c1be034edd9e23999e98182b784da3cae0bf2e3890b
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7